UPDATES IN HARRISON 18TH EDITION - paragbawaskar.....

The imaging arm (sacroiliitis) alone has a sensitivity of 66% and a specificity of 97%. bBone marrow edema and/or osteitis on short tau inversion recovery (STIR) or gadolinium-enhanced T1 image. cBilateral grade =2 or unilateral grade 3 or 4. ................
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